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Actors take their jobs very seriously. But that doesn’t mean they don’t suffer from giggle fits while on the job. From Jimmy Fallon losing all self-control to Emma Watson battling a mid-interview laugh attack, there is something about celebrities breaking character that fills us with glee. Here, eight rib-tickling moments when celebrities struggled to keep their composure on live TV.

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Saturday night Live Stefon

Stefon’s ‘Saturday Night Live’ Chuckles

Stefon (Bill Hader) visits Seth Meyers on the "Weekend Update" segment on SNL and attempts to provide tourists with spring break tips. But the content was apparently too funny, because Hader struggles to deliver the lines and giggles through the entire sketch.


Ellen Degeneres Gladys

When Ellen DeGeneres Met Gladys Hardy

When DeGeneres nonchalantly called a fan, Gladys Hardy, no one was prepared for the hilarity that ensued. Hardy has since made several appearances on the show, but the video’s two-minute mark made DeGeneres fall in love.


Bradley Cooper and Jimmy Fallon

Bradley Cooper and Jimmy Fallon’s Impromptu Laugh Attack

Cooper popped by The Tonight Show Starring Jimmy Fallon in 2014 to discuss Elephant Man, but the pair erupted into a giggle fit and fought to keep it together for the entirety of the segment.


Debbie Downer SNL

When Debbie Downer Wasn’t Such a Downer on ‘Saturday Night Live’

Lindsay Lohan, Jimmy Fallon, Fred Armisen, Amy Poehler and Horatio Sanz struggles to stay in character as Debbie Downer (Rachel Dratch) shares her thoughts on mad cow disease and cat AIDs.


Britney Spears Laughing Interview

Oops…Britney Spears Can’t Stop Laughing

It appears foreign languages and Spears don’t mix because the singer couldn’t stop laughing during this overseas interview.


Emma Watson Laughing in Interview

When An Inside Joke Became Too Much For Emma Watson To Handle

Although we may never know what really sent Watson into a giggle fit, we applaud her for ruining this interview in the most adorable way.


Roger Federer

And Roger Federer Was a Consummate Giggler

Federer might be a beast on the court, but live TV interviews…in Spanish? Not his forte.


SNL Matt Farley Down By the River

Matt Foley’s ‘Down By The River' Speech

In one of the most hilarious and memorable sketches in SNL history, Phil Hartman and Julia Sweeney play parents who hire a motivational speaker (Chris Farley) to speak to their teens (David Spade and Christina Applegate) about drugs. They weren’t expecting this hilarious reaction.


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